<template>
  111111111111111111111111111111111
  <HelloWorld />
</template>

<script lang="ts" setup>
import { onMounted } from 'vue'
import { useDisplay } from 'vuetify'

const { mobile } = useDisplay({ mobileBreakpoint: 580 })

// 给定视口宽度为 960px
onMounted(() => {
  console.log(mobile.value) // false
})
</script>
